package cn.tedu;

import java.sql.*;

public class Demo04 {
    public static void main(String[] args) throws SQLException {
        Connection conn =
                DriverManager.getConnection(
                        "jdbc:mysql://localhost:3306/empdb?characterEncoding=utf8&serverTimezone=Asia/Shanghai","root","root"
                );
        Statement s= conn.createStatement();
//        执行查询的SQL语句
        ResultSet rs=s.executeQuery("select name,sal from emp");
//        从结果集对象中遍历数据
        while (rs.next()){
            String name= rs.getString("name");
            double sal= rs.getDouble("sal");
            System.out.println(name+":"+sal);
        }
        conn.close();
    }
}
